/Engine/Plugins/MovieScene/MovieRenderPipeline/Source/MovieRenderPipelineCore/Public/MoviePipelinePrimaryConfig.h
Initializes a single instance of every setting so that even non-user-configured settings have a chance to apply their default values. Does nothing if they're already instanced for this configuration.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Movie Render Pipeline") void InitializeTransientSettings()